# Question

For Example 12 on the gender distribution of promotions, the population size was more than one thousand, half of whom were female. The sample size was 10.

a. Check whether the guideline was satisfied about the relative sizes of the population and the sample, thus allowing you to use the binomial for the probability distribution for the number of females selected.

b. Check whether the guideline was satisfied for this binomial distribution to be approximated well by a normal distribution.

a. Check whether the guideline was satisfied about the relative sizes of the population and the sample, thus allowing you to use the binomial for the probability distribution for the number of females selected.

b. Check whether the guideline was satisfied for this binomial distribution to be approximated well by a normal distribution.

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